SWDEV-565300: Fix coherency range mode in mem pool pointers (#2296)

Signed-off-by: sdashmiz <shadi.dashmiz@amd.com>

projects/clr/rocclr/device/rocm/rocdevice.cpp

@@ -2514,8 +2514,8 @@ bool Device::SetSvmAttributes(const void* dev_ptr, size_t count, amd::MemoryAdvi
 // ================================================================================================
 bool Device::GetSvmAttributes(void** data, size_t* data_sizes, int* attributes,
                               size_t num_attributes, const void* dev_ptr, size_t count) const {
+  amd::Memory* svm_mem = amd::MemObjMap::FindMemObj(dev_ptr);
   if (settings().hmmFlags_ & Settings::Hmm::EnableSvmTracking) {
-    amd::Memory* svm_mem = amd::MemObjMap::FindMemObj(dev_ptr);
     if ((nullptr == svm_mem) || ((svm_mem->getMemFlags() & CL_MEM_ALLOC_HOST_PTR) == 0) ||
         // Validate the range of provided memory
         ((svm_mem->getSize() - (reinterpret_cast<const_address>(dev_ptr) -
@@ -2548,6 +2548,14 @@ bool Device::GetSvmAttributes(void** data, size_t* data_sizes, int* attributes,
           *reinterpret_cast<uint32_t*>(data[i]) = HSA_AMD_SVM_GLOBAL_FLAG_FINE_GRAINED;
         }
       }
+      // If coherency is still indeterminate
+      if (ptr_info.type == HSA_EXT_POINTER_TYPE_HSA_VMEM) {
+        if (svm_mem != nullptr && (svm_mem->getMemFlags() & CL_MEM_SVM_FINE_GRAIN_BUFFER)) {
+          *reinterpret_cast<uint32_t*>(data[i]) = HSA_AMD_SVM_GLOBAL_FLAG_FINE_GRAINED;
+        } else {
+          *reinterpret_cast<uint32_t*>(data[i]) = HSA_AMD_SVM_GLOBAL_FLAG_COARSE_GRAINED;
+        }
+      }
     }
   }
 
@@ -2588,7 +2596,10 @@ bool Device::GetSvmAttributes(void** data, size_t* data_sizes, int* attributes,
           break;
       }
     }
-
+    // Only call svm_attributes_get if there are SVM attributes to query
+    if (attr.empty()) {
+      return true;
+    }
     hsa_status_t status =
         Hsa::svm_attributes_get(const_cast<void*>(dev_ptr), count, attr.data(), attr.size());
     if (status != HSA_STATUS_SUCCESS) {